Method set

frontend/layout/lib/nodeRefMap.ts:8–11

(id: string, ref: React.RefObject<HTMLDivElement>)

    generation: number = 0;

    set(id: string, ref: React.RefObject<HTMLDivElement>) {
        this.map.set(id, ref);
        this.generation++;
    }

    delete(id: string) {
        if (this.map.has(id)) {